题目内容
改写句子
He often writes a letter to his friend at night.
(用now作时间状语改写)He _______ ________a letter to his friend now.
答案:is;writing
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题目内容
改写句子
He often writes a letter to his friend at night.
(用now作时间状语改写)He _______ ________a letter to his friend now.